Aotus cordifolia Benth.
Endl., Fenzl, Benth. & Schott, Enum.Pl. 33 (1837)

Conservation Code: Not threatened
Naturalised Status: Native to Western Australia
Name Status: Current

Brief Description
Grazyna Paczkowska, Thursday 23 May 1996

Erect or straggling shrub, 0.3-1.5 m high. Fl. yellow, Aug to Dec or Jan. Peaty soils. Swamps.


Beard’s Provinces: South-West Province.

IBRA Regions: Jarrah Forest, Swan Coastal Plain, Warren.

IBRA Subregions: Northern Jarrah Forest, Perth, Southern Jarrah Forest, Warren.

Local Government Areas (LGAs): Armadale, Augusta Margaret River, Bayswater, Busselton, Capel, Cockburn, Collie, Donnybrook-Balingup, Harvey, Kalamunda, Kwinana, Melville, Mundaring, Murray, Perth, Serpentine-Jarrahdale, Swan.

Scientific Description
C. Hollister and K.R. Thiele, Friday 17 January 2020

Erect, shrub, spindly shrub (broom-like). Stems terete, hairy; pustules or glands absent. Leaves or phylloclades clearly present, simple, opposite, not continuous with stem, 6-12 mm long, 3-7 mm wide, hairy, with simple hairs, flat with flat margins; margins entire; tubercles absent; pustules or glands absent. Stipules apparently absent even from the youngest leaves. Pedicel present, 1.3-1.5 mm long, hairy. Bracteoles absent. Calyx 2.8-3.2 mm long, not accrescent, hairy, with simple hairs; pustules or glands absent. Corolla 5.5-9.5 mm long, uniformly coloured, yellow; claws present; standard 5.5-9 mm long, glabrous, not auriculate, wings 4.8-6.5 mm long, not auriculate, keel 5-7 mm long, not auriculate, glabrous. Stamens ten; anthers 0.3-0.4 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 4-5.5 mm long. Ovary stipitate or sessile or subsessile, hairy or glandular; style 5.2-6.3 mm long, glabrous, terete. Fruit dehiscent (a pod or follicle), stipitate, not constricted between the seeds, flat or compressed, not beaked. Flowers in January, August, September, October, November and December. Occurs in the South-West Botanical Province, in the Jarrah Forest, Warren and Swan Coastal Plain IBRA regions.